3WL1232-3AA42-5FA4 SIEMENS

The 3WL1232-3AA42-5FA4 is a robust and reliable 4-pole, size II fixed-mount circuit breaker designed by Siemens, adhering to IEC standards. It is engineered to handle a rated current (In) of 3200A and can operate effectively up to 690V AC at 50/60Hz. This circuit breaker boasts an impressive ultimate breaking capacity (Icu) of 80kA at 500V, ensuring reliable protection against short-circuit faults. The rear connection is horizontally oriented, simplifying installation and maintenance procedures. Equipped with a motorized/manual operating mechanism, it features a spring charging motor compatible with AC 50/60 Hz 110-127 V AC or 110-125 V DC power supplies. Activation is supported at 50/60 Hz 110 V AC and 110 V DC. The unit includes a 1st auxiliary release with a shunt release "F", F1 operating at 50/60 Hz 110 V AC/110 V DC with a 100% on-load factor. It does not include a 2nd auxiliary release. The device is configured with 4 normally open (NO) and 4 normally closed (NC) auxiliary contacts, providing versatile signaling capabilities.